617fa26c2d
* Update plugins/cookbook-plugin from branch 'master' - Get rid of dependency on Guava Since I789f9aa589 removed usage of Guava's Optional, we only have the dependency on Guava for the following simple utility methods: Strings.isNullOrEmpty MoreObjects.firstNonNull Remove the dependency and instead provide own implementations of those methods. Change-Id: Iddcc20005004d37dae703fc0522c546a5212575c